<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <title>Title</title>
</head>
<body>
toggle
<script>
  var name = 1 ^ 2 ^ 4;
  console.log(name, name ^ 4)

  function isBig (cname, num, cb) {
    cname = cname ^ num

    cb(cname)
    name = cname
  }
  isBig(name, 4, (cname) => {
    console.log(name > cname, cname)
  })
  isBig(name, 4, (cname) => {
    console.log(name > cname, cname)
  })
  isBig(name, 4, (cname) => {
    console.log(name > cname, cname)
  })

</script>
</body>
</html>
